15322628999132 has 72 divisors (see below), whose sum is σ = 35567912664144. Its totient is φ = 5705128816128.

The previous prime is 15322628999129. The next prime is 15322628999173. The reversal of 15322628999132 is 23199982622351.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176826998 + ... + 176913629.

It is an arithmetic number, because the mean of its divisors is an integer number (493998787002).

Almost surely, 2^{15322628999132} is an apocalyptic number.

It is an amenable number.

15322628999132 is an abundant number, since it is smaller than the sum of its proper divisors (20245283665012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15322628999132 is a wasteful number, since it uses less digits than its factorization.

15322628999132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353740675 (or 353740666 counting only the distinct ones).

The product of its digits is 25194240, while the sum is 62.

The spelling of 15322628999132 in words is "fifteen trillion, three hundred twenty-two billion, six hundred twenty-eight million, nine hundred ninety-nine thousand, one hundred thirty-two".